body,
html,
h2 {
    margin: 0;
    padding: 0;
}

.wrapper {
    width: 100%;
    min-height: 100%;
    background-color: #eee;
    position: fixed;
}

.wrapper .wrap {
    width: 854px;
    height: 548px;
    background-color: white;
    left: 0;
    top: 0;
    left: 0;
    bottom: 0;
    margin: auto;
}

.wrap .logo {
    width: 854px;
    height: 50px;
    text-align: center;
    line-height: 50px;
}

.logo img {
    display: inile-block;
    width: 50px;
    height: 50px;
}

.zc_zh {
    width: 100%;
    height: 30px;
    text-align: center;
    line-height: 30px;
    font-size: 30px;
    font-weight: normal;
    margin-top: 40px;
}

.regbox {
    width: 332px;
    height: 308px;
}